Transformer



FIG. 1 is a front elevational view of a transformer showing our new design;

FIG. 2 is a back elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a side elevational view of the right side thereof;

FIG. 6 is a side elevational view of the left side thereof; and,

FIG. 7 is a top, front, and right side perspective view thereof. 

CLAIM The ornamental design for a transformer, as shown and described. 